Multiple choice

Directions: In the following question, an incomplete statement is provided. Select the option which most logically completes the idea in the question statement.

The realm of infinity has been explored by physicists and mathematicians alike but ________________.

  1. both have discovered the true secret

  2. they have been painfully unsuccessful at it

  3. they have not fully understood it

  4. the casual factors have never led themselves to subjugation

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Look at the keyword explored and but. Due to appearance of but as a connect, we must have some idea in second part of sentence opposite to explored, which can aptly be found in option (3).